package li.util;

import li.dto.Cart;
import li.dto.CartItem;

import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;

public class Cache {
    //key为用户id,value为Map
    //Map中，key为sku的id,value为CartItem
    public static ConcurrentHashMap<Integer, Map<Integer, CartItem>> CART  = new ConcurrentHashMap();
}
